diff --git a/requirements.txt b/requirements.txt
index 5415751..3528c45 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -6,4 +6,5 @@ freezegun~=1.5.1
 psycopg2-binary~=2.9.9
 sqlalchemy~=2.0.35
 httpx~=0.27.2
-jinja2~=3.1.4
\ No newline at end of file
+jinja2~=3.1.4
+black~=24.8.0
\ No newline at end of file